COM90 Datasheet, PDF (10/10 Pages) ASM GmbH – Doppel-Grenzwertschalter

9 10 11
Relay 2
(option)
High threshold
4
DC
1
Us+ (24V)
-1
Window comp.
High comp.
2
5
DC
Us- (0V)
2
Hyst. H
Option
Hyst. L
6
2-pos. contrl.
3
5
240k 70 4
Signal+ (V / I)
7
-1
Inversion Delay (option)
8
Low comp.
10k
20
V1 I ₆
3
Signal- (GND)
Low threshold
Block Diagram COM90-1 and –2.
Illustrated relay status: no current (released),
Relay status in operation (no inversion, i.e. switches 4 and 5 “off”)
Relay 1 pulled-in, input < low or outside of window
Relay 2 pulled-in, input < high
Version KTE: Relay 1 connected with terminals 7 and 8, relay 2 with terminals 5 and 6 (one contact each)
Important note:
ASM GmbH is continually working to improve the quality and reliability of its products. MTBF (using MIL217) is well
above 10 years (in most cases even more than 100 years). Nevertheless, electronic devices in general can
malfunction or fail due to their inherent physical and chemical properties. It is the responsibility of the buyer, when
utilizing ASM GmbH products, to observe standards of safety and to avoid a situation in which a malfunction or
failure of a device could cause loss of human life, injuries or damage to properties.
ASM GmbH
Tel.: [phone]
5
Fax: [phone]
www.asm-sensor.de
DAB-COM90-E-05